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14667121 = 72299329
BaseRepresentation
bin110111111100…
…110101110001
31000121011111201
4313330311301
512223321441
61242211201
7235445200
oct67746561
930534451
1014667121
118308697
124ab3b01
133066c91
141d3b237
15144ac31
hexdfcd71

14667121 has 6 divisors (see below), whose sum is σ = 17061810. Its totient is φ = 12571776.

The previous prime is 14667101. The next prime is 14667131. The reversal of 14667121 is 12176641.

It can be written as a sum of positive squares in only one way, i.e., 14554225 + 112896 = 3815^2 + 336^2 .

It is not a de Polignac number, because 14667121 - 215 = 14634353 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14667121.

It is not an unprimeable number, because it can be changed into a prime (14667101) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 149616 + ... + 149713.

It is an arithmetic number, because the mean of its divisors is an integer number (2843635).

Almost surely, 214667121 is an apocalyptic number.

It is an amenable number.

14667121 is a deficient number, since it is larger than the sum of its proper divisors (2394689).

14667121 is an equidigital number, since it uses as much as digits as its factorization.

14667121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299343 (or 299336 counting only the distinct ones).

The product of its digits is 2016, while the sum is 28.

The square root of 14667121 is about 3829.7677475273. The cubic root of 14667121 is about 244.7832095882.

The spelling of 14667121 in words is "fourteen million, six hundred sixty-seven thousand, one hundred twenty-one".

Divisors: 1 7 49 299329 2095303 14667121